diff --git a/12/index.html b/12/index.html
index 13b503d..bc9ea64 100644
--- a/12/index.html
+++ b/12/index.html
@@ -51,8 +51,8 @@
           RADIO IMPLICANCIES #12.6 ∿∿∿∿ ∿∿∿∿ <br>
         </div>
         <div class="audio_06">
-          <audio controls=""><source src="12.6_archive.mp3" type="audio/mp3">
-          <track default="" kind="captions" srclang="en" src="12.6_archive.vtt"></audio>
+          <audio controls=""><source src="https://hub.xpub.nl/sandbox/radio/12.6/12.6_archive.mp3" type="audio/mp3">
+          <track default="" kind="captions" srclang="en" src="https://hub.xpub.nl/sandbox/radio/12.6/12.6_archive.vtt"></audio>
         </div>
 
         <div id="chat06"> live comment <br> during the broadcast<br><br>